public LoadFromStream ( |
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reader | The System.IO.BinaryReader to use. | |
amount | int | The size in bytes of the image. |
Résultat |
/// <summary> /// Generates a bitmap from a DIB object. /// </summary> /// <param name="DIBstream">A stream representing a DIB object.</param> /// <returns>A bitmap object.</returns> public static Bitmap BitmapFromDIB(MemoryStream DIBstream) { BinaryReader reader = new BinaryReader(DIBstream); reader.ReadInt32(); int w = reader.ReadInt32(); int h = reader.ReadInt32(); reader.ReadBytes(40); using (BitmapLoader loader = new BitmapLoader(w, h)) { loader.ColorFormat = ColorFormat.FormatARGB; Bitmap image = loader.LoadFromStream(reader, (int)reader.BaseStream.Length - 52); image.RotateFlip(RotateFlipType.RotateNoneFlipY); return image; } }
/// <summary> /// Loads a tileset from a filestream. /// </summary> /// <param name="reader">The System.IO.BinrayReader to use.</param> /// <returns>A tileset object.</returns> public static Tileset FromBinary(BinaryReader reader) { Tileset ts = new Tileset(); reader.ReadChars(4); // sign ts._version = reader.ReadInt16(); // version short numTiles = reader.ReadInt16(); ts.TileWidth = reader.ReadInt16(); ts.TileHeight = reader.ReadInt16(); reader.ReadInt16(); // tile_bpp ts._compression = reader.ReadByte(); ts._hasObstruct = reader.ReadByte(); reader.ReadBytes(240); using (BitmapLoader loader = new BitmapLoader(ts.TileWidth, ts.TileHeight)) { int bitSize = ts.TileWidth * ts.TileHeight * 4; while (numTiles-- > 0) { Tile newTile = new Tile(ts.TileWidth, ts.TileHeight); newTile.Graphic = loader.LoadFromStream(reader, bitSize); ts.Tiles.Add(newTile); } } foreach (Tile t in ts.Tiles) { reader.ReadByte(); t.Animated = reader.ReadBoolean(); t.NextAnim = reader.ReadInt16(); t.Delay = reader.ReadInt16(); reader.ReadByte(); t.Blocked = reader.ReadByte(); int segs = reader.ReadInt16(); int amt = reader.ReadInt16(); reader.ReadBytes(20); t.Name = new string(reader.ReadChars(amt)); while (segs-- > 0) { Line l = new Line(reader.ReadInt16(), reader.ReadInt16(), reader.ReadInt16(), reader.ReadInt16()); t.Obstructions.Add(l); } } return ts; }
/// <summary> /// Reads the windowstyle from a filestream. /// </summary> /// <param name="binread">The System.IO.BinaryReader to use.</param> public void Open(BinaryReader binread) { _sig = new string(binread.ReadChars(4)); _version = binread.ReadInt16(); _edgeWidth = binread.ReadByte(); _backgroundMode = binread.ReadByte(); for (int i = 0; i < _edgeColors.Length; ++i) { _edgeColors[i] = new RGBA(); _edgeColors[i].ReadData(binread); } for (int i = 0; i < _edgeOffset.Length; ++i) _edgeOffset[1] = binread.ReadByte(); binread.ReadBytes(36); // reserved switch (_version) { case 2: for (int i = 0; i < _images.Length; ++i) { short width = binread.ReadInt16(); short height = binread.ReadInt16(); BitmapLoader loader = new BitmapLoader(width, height); _images[i] = loader.LoadFromStream(binread, width * height * 4); loader.Close(); } break; } }
/// <summary> /// Attempts to load the spriteset from the given filename. /// </summary> /// <param name="filename">The filename of the Spriteset to load.</param> /// <returns>True if successful.</returns> public bool Load(String filename) { if (!File.Exists(filename)) return false; using (BinaryReader stream = new BinaryReader(File.OpenRead(filename))) { // purge anything already inside this object: Purge(); // start reading the header // string sig = new string(stream.ReadChars(4)); if (sig != ".rss") return false; _version = stream.ReadInt16(); short numImages = stream.ReadInt16(); _frameWidth = stream.ReadInt16(); _frameHeight = stream.ReadInt16(); short numDirs = stream.ReadInt16(); // read sprite base // _spriteBase.X1 = stream.ReadInt16(); _spriteBase.Y1 = stream.ReadInt16(); _spriteBase.X2 = stream.ReadInt16(); _spriteBase.Y2 = stream.ReadInt16(); // reserved // stream.ReadBytes(106); switch (_version) { case 3: BitmapLoader loader = new BitmapLoader(_frameWidth, _frameHeight); int amt = _frameWidth * _frameHeight * 4; while (numImages-- > 0) _images.Add(loader.LoadFromStream(stream, amt)); loader.Close(); while (numDirs-- > 0) { short numFrames = stream.ReadInt16(); stream.ReadBytes(6); short length = stream.ReadInt16(); string name = new String(stream.ReadChars(length)).Substring(0, length - 1); Direction dir = new Direction(name); while (numFrames-- > 0) { Frame f = new Frame {Index = stream.ReadInt16(), Delay = stream.ReadInt16()}; dir.Frames.Add(f); stream.ReadBytes(4); } _directions.Add(dir); } break; } } return true; }